A missing authorization vulnerability exists in SKYSEA Client View and SKYMEC IT Manager. If this vulnerability is exploited, an attacker who can log in to the Windows system on which the affected product is installed may execute arbitrary code with SYSTEM privilege.

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00161.

Exploitation none

Automatable no

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Sky Co., LTD. SKYSEA Client View unaffected
Version Status Constraints
0 affected ≤ Ver.21.210.01f
Sky Co., LTD. SKYMEC IT Manager unaffected
Version Status Constraints
2023.225.03a affected —
2024.005.10a affected —

No data.

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Project Subscriptions

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://jvn.jp/en/jp/JVN33423625/ cve-icon cve-icon
https://www.skyseaclientview.net/news/260824_01/ cve-icon cve-icon
History

Tue, 25 Aug 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Tue, 25 Aug 2026 06:45:00 +0000

Type Values Removed Values Added
Description A missing authorization vulnerability exists in SKYSEA Client View and SKYMEC IT Manager. If this vulnerability is exploited, an attacker who can log in to the Windows system on which the affected product is installed may execute arbitrary code with SYSTEM privilege.
Weaknesses CWE-862
References
Metrics cvssV3_0

{'score': 7.8, 'vector': 'CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.5, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: jpcert

Published:

Updated: 2026-08-25T19:02:20.730Z

Reserved: 2026-08-05T03:02:30.692Z

Link: CVE-2026-66109

cve-icon Vulnrichment

Updated: 2026-08-25T19:02:17.099Z

cve-icon NVD

Status : Received

Published: 2026-08-25T07:17:10.310

Modified: 2026-08-25T19:16:52.463

Link: CVE-2026-66109

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-25T07:30:12Z

Weaknesses